Oppo A57
Specs
General
| Device Type | Oppo phone |
| Announced | 14 April, 2022 |
| Released | 14 April, 2022 |
| Status | Available |
Design
| Dimensions | 163.7 x 75 x 8 mm |
| Weight | 187 g |
| Colors | Glowing Green, Glowing Black |
Display
| Refresh Rate | 60 Hz |
| Display Type Display Technology => A number of display technologies and types used in mobile phones => TFT (Thin Film Transistor), IPS (In-Place Switching), OLED (Organic Light Emitting Diode), AMOLED (Active-Matrix Organic Light-Emitting Diode), Super AMOLED (an even advanced version of AMOLED), Resistive Touchscreen (Resistive touchscreens contain two layer of conductive material with a very small gap between them which acts as a resistance), Capacitive Touchsceen (Capacitive touchscreen technology consists of a layer of glass coated with a transparent conductor) | IPS LCD |
| Size | 5.2 inches (13.21 cm) |
| Resolution | 720x1280 px (HD) |
| Display Colors Display Colors is refers to the number of different shades of colors that the screen is capable of displaying => 64K colors, 256K colors and 16 million colors, Obviously 16M is highest available range of colors and better than others. | 16M colors |
| Pixel Density Pixel Density (PPI) is refers to the concentration of pixels on a particular display, measured in pixels per inch (ppi). Pixel density is calculated by dividing the diagonal pixel resolution of a display by its diagonal size, higher pixel density better display quality. | 282 ppi |
| Touch Screen | Capacitive Touchscreen, Multi-touch |
| Display Protection Display Protection => Gorilla Glass is a special alkali-aluminosilicate glass shield with exceptional damage resistance that helps protect mobile displays from scratches, drops, and bumps of everyday use, It is always better to go for a smartphone with Gorilla Glass for that added protection and peace of mind. | Corning Gorilla Glass v4 |
| Features | 480 nits (typ) |
| Secondary Display | No |
Camera
| Front Camera | 8 MP, f/2.0, 26mm (wide) |
| Camera Setup | Double |
| Main Camera Camera is able to capture photographs and usually videos, The most important characteristics of a camera are the resolution (measured in megapixels), lens focus type (fixed or automatic), higher megapixel cameras are known to capture higher quality photos, but not always a good measurement of the photos quality. |
13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF 2 MP, f/2.4, (depth) |
| Image | 4128 x 3096 Pixels |
| Video | 1080p@30fps |
| Camera Features | Geo-tagging, touch focus, face detection, HDR, panorama |
| Flash Flash Light => There is commonly two types of flash lights are used in camera mobile phones, LED Flash (LED flash offers lower power consumption with drive circuitry that takes up very little room, LEDs can be strobed faster than any other light source), Xenon Flash (xenon flash produces an extremely intense full-spectrum white light for a very short duration) | LED flash, HDR, panorama |
Hardware
| Operating System OS => Every computer system run on a base software called Operating System (OS). Operating System controls all basic operations of the computer (such as smartphone, PDAs, tablet computers and other handheld devices). The Operating System allows the user to install and run third party applications (apps), apps are used to add new functionality to the device. | Android 11 |
| Chipset Chipset is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming. | Qualcomm Snapdragon 435 MSM8940 |
| CPU CPU (Central Processing Unit) mostly known as processors, CPU processes instructions in order to carry out certain functions that make your device operate properly. Processors are often described as the brain of computers, smartphones and tablets, Smartphones and tablets rely on processors to carry out their every task, Processors are an incredibly important factor in selecting any type of computing device, including your smartphone. | Octa core, 1.4 GHz, Cortex A53 |
| Architecture | 64 bit |
| Fabrication | 12 nm |
| GPU GPU (Graphics Processing Unit) is a single-chip processor designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display, This includes things such as lighting effects, object transformations, and 3D motion. | Adreno 505 |
| RAM (Memory) RAM (Random Access Memory) is a type of computer memory that can be accessed randomly, any byte of memory can be accessed without touching the preceding bytes that allows information to be stored and accessed quickly from random locations. RAM is the most common type of memory found in computer systems, smartphones, tablets and other electronic devices. | 4 GB |
| Internal Storage Internal Storage is a data storage space (flash memory) mostly used in smartphones, tablets and other electronic devices where operating system, apps, music, photos, videos, files and other user data Is stored. | 64GB |
| Card Slot Memory Card Slot is a special slot for inserting a memory card. Memory cards allow you to expand the phone's built-in memory, A memory card (sometimes called a flash memory card or a storage card) is a small storage medium used to store data such as text, pictures, audio, and video, for use on small, portable or remote computing devices such as mobile phones, mp3 players, digital cameras. | |
| Sensors Sensors are electronic components that detects and responds to some type of input from the physical environment. The specific input could be light, heat, motion, moisture, pressure and location, The output is generally a signal that is converted to use in computing systems, a location sensor, such as a GPS receiver is able to detect current location of your electronic device. | Accelerometer, Compass, FingerPrint, Proximity |
Network
| SIM TYPE SIM (Subscriber Identity Module) is a small card that contains mobile network subscriber's account information. This allows the phone using the card to attach to a mobile network. The SIM card is most commonly associated with GSM and UMTS mobile networks. Moving a SIM card from one phone to another allows a subscriber to switch mobile phones without having to contact their mobile network carrier. SIM cards can also be used by a phone to store limited amounts of data, such as phone numbers and text messages. | Nano SIM |
| SIM Technology | Dual Sim, Dual Standby |
| 2G Network | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500) |
Multimedia
| FM Radio | |
| Stereo Speakers | NO |
| Loudspeaker | YES |
| Audio Jack | 3.5mm Audio Jack |
| Audio Features | 24-bit/192kHz Hi-Res audio |
Connectivity
| Wi-fi Wi-Fi is a popular wireless networking technology using radio waves to provide high-speed network connections that allows devices to communicate without cords or cables, Wi-Fi is increasingly becoming the preferred mode of internet connectivity all over the world. | Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot |
| Bluetooth Bluetooth is a wireless communications technology for exchanging data between mobile phones, headsets, computers and other network devices over short distances without wires, Bluetooth technology was primarily designed to support simple wireless networking of personal consumer devices. | v5.0 with A2DP, LE |
| GPS GPS The Global Positioning System is a satellite-based radio navigation system, GPS permits users to determine their position, velocity and the time 24 hours a day, in all weather, anywhere in the world, In order to locate your position, your device or GPS receiver must have a clear view of the sky. | A-GPS support & Glonass, BDS, GALILEO |
| USB | USB-C port |
| EDGE EDGE (Enhanced Data GSM Environment) is a wireless network technology generally considered the next step in the 2G network offers data transfer rates up to four times faster than ordinary GSM networks, Generally, EDGE is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection. | |
| GPRS GPRS (General Packet Radio Service) is a packet oriented mobile data service on the 2G and 3G cellular communication system's global system for mobile communications (GSM), Generally, GPRS is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection. | |
| Speed | 3G (HSPA 42.2/5.76 Mbps), 4G LTE |
| Wi-fi Hotspot | |
| NFC NFC (Near field communication) is a set of standards for smartphones and similar devices to establish peer-to-peer radio communications with each other by touching them together or bringing them into proximity, usually no more than a few inches. |
Features
| Messaging | SMS(threaded view), MMS, Email, Push Mail, IM |
| Web Browser Web Browser => a web browser is a software application used to locate, retrieve and display content on the World Wide Web, including Web pages, images, video and other files, The primary function of a web browser is to render HTML, the code used to design or markup webpages. | HTML5 |
| Games | Built-in + Downloadable |
| Torch |
Battery
| Battery Type Battery Type => Cell phones run on various kinds of batteries depending on the manufacturer, phone size or shape and features. There are basically four types of cell phone batteries => Lithium Polymer, Lithium Ion, Nickel Metal Hydride and Nickel Cadmium. | Li-Ion (Lithium Ion) |
| Capacity Battery Capacity is a measure (typically in Amp-hr) of the charge stored by the battery, and is determined by the mass of active material contained in the battery. The battery capacity represents the maximum amount of energy that can be extracted from the battery under certain conditions. | 5000 mAh |
| Placement | Non-removable |
| Wireless Charging Wireless Charging (Inductive Charging) uses an electromagnetic field to transfer energy between two objects. This is usually done with a charging station. Energy is sent through an inductive coupling to an electrical device, which can then use that energy to charge batteries or run the device. | No |
| Extra |
Fast charging 33W 50% in 30 min (advertised) |
Oppo A57 Detailed Review
The Oppo A57 is a mid-range smartphone designed to offer a blend of style, performance, and affordability. Released as part of Oppo’s A-series lineup, it caters to users who want a balanced device without breaking the bank. Here’s a detailed review of the Oppo A57, covering its design, display, performance, camera, battery life, and software, along with its pros and cons.
Design and Build Quality
- Aesthetics: The Oppo A57 features a sleek design with a plastic back that has a glossy finish, giving it a stylish look. The phone’s slim profile and lightweight build make it comfortable to hold and use.
- Build Quality: Although the phone is primarily made of plastic, it feels well-built and durable. The frame is sturdy, and the overall construction is solid, typical for a device in this price range.
- Ergonomics: The phone is easy to handle, with a weight of around 187 grams and a thickness of 7.65mm. The fingerprint sensor is embedded in the power button on the side, which is a convenient and modern touch.
Conclusion: The Oppo A57 offers a modern and attractive design with decent build quality. It’s comfortable to use, with a lightweight and slim profile that will appeal to many users.
Display
- Size and Type: The device comes with a 6.56-inch IPS LCD display, offering a resolution of 720 x 1612 pixels (HD+). The screen has a 60Hz refresh rate.
- Quality: The display is adequate for everyday use, delivering vibrant colors and decent viewing angles. However, the HD+ resolution might feel slightly underwhelming, especially for users who are accustomed to Full HD displays.
- Brightness and Features: The screen is bright enough for indoor use and is just about adequate for outdoor visibility, though it can struggle under direct sunlight. The large display size is great for watching videos and browsing, but the lower resolution means that text and images aren’t as sharp as they could be.
Conclusion: The display on the Oppo A57 is functional and good for basic tasks, but its HD+ resolution may not satisfy users who prioritize screen quality.
Performance
- Processor: The Oppo A57 is powered by the MediaTek Helio G35 chipset, which is an entry-level processor suitable for basic tasks.
- RAM and Storage: The phone comes with 3GB or 4GB of RAM, and 64GB of internal storage, expandable via microSD card. This storage configuration is standard for mid-range devices, allowing for moderate app usage and storage of photos and videos.
- General Performance: The Helio G35 chipset is capable of handling day-to-day tasks like messaging, social media, and light gaming. However, it may struggle with more demanding applications or multitasking with multiple apps running in the background. The overall performance is smooth for basic use, but not ideal for high-end gaming or intensive tasks.
Conclusion: The Oppo A57 offers decent performance for everyday activities but is not designed for heavy multitasking or demanding apps. The Helio G35 chipset is a solid choice for budget-conscious users who need a reliable phone for basic tasks.
Camera
- Rear Camera: The Oppo A57 is equipped with a dual-camera setup, featuring a 13MP primary sensor and a 2MP depth sensor.
- Front Camera: The front-facing camera is an 8MP sensor, which is housed in a waterdrop notch.
- Camera Performance: The 13MP main camera performs reasonably well in good lighting conditions, capturing clear and detailed photos. The 2MP depth sensor helps with portrait shots, adding a decent bokeh effect. However, low-light photography is a challenge, with images showing noticeable noise and loss of detail. The front camera is capable of taking good selfies in well-lit conditions but struggles in darker environments.
Conclusion: The camera system on the Oppo A57 is satisfactory for casual photography, especially in good lighting. It performs well for everyday snaps but lacks versatility and struggles in low-light scenarios.
Battery Life
- Capacity: The Oppo A57 is equipped with a 5000mAh battery, which is one of its key strengths.
- Charging: The phone supports 33W fast charging, which is a significant improvement over many of its competitors in this price range.
- Battery Performance: The large battery ensures that the phone can easily last a full day of moderate to heavy use. With 33W fast charging, the device can be quickly charged, providing a convenient user experience.
Conclusion: The battery life is a standout feature of the Oppo A57, providing excellent endurance and fast charging capabilities, making it ideal for users who need a phone that can keep up with their daily demands.
Software and Features
- Operating System: The Oppo A57 runs on ColorOS 12.1, based on Android 12. ColorOS offers a smooth and user-friendly interface with a range of customization options.
- Software Experience: The software is intuitive, with features like customizable icons, Dark Mode, and gesture navigation. However, the presence of some pre-installed apps and bloatware may be a minor annoyance for some users.
Conclusion: The software on the Oppo A57 is well-optimized and user-friendly, with plenty of customization options. The presence of bloatware is a slight drawback but doesn’t significantly detract from the overall experience.
Pros & Cons
Pros:
- Excellent Battery Life: The 5000mAh battery provides long-lasting usage, easily covering a full day of moderate to heavy use.
- 33W Fast Charging: The fast charging capability is a significant advantage, allowing the phone to charge quickly and efficiently.
- Sleek Design: The phone’s slim and lightweight design makes it attractive and comfortable to use.
- Decent Daylight Photography: The main camera performs well in good lighting, capturing clear and detailed images.
Cons:
- Average Display Resolution: The HD+ resolution is adequate but may disappoint users who prefer sharper, higher-resolution screens.
- Basic Performance: The Helio G35 chipset is suitable for basic tasks but struggles with demanding apps and multitasking.
- Low-Light Camera Performance: The camera struggles in low-light conditions, with noticeable noise and reduced detail.
- Plastic Build: While the phone looks good, the plastic construction may not feel as premium as devices with glass or metal builds.
Conclusion
The Oppo A57 is a solid mid-range smartphone that offers a balanced combination of features for its price. It excels in battery life and fast charging, making it a reliable choice for users who prioritize long-lasting performance. The design is sleek and modern, while the software experience is smooth and user-friendly. However, the device’s performance is best suited for basic tasks, and the camera system, while adequate, is not the best in low-light conditions. Overall, the Oppo A57 is a good choice for budget-conscious users who need a dependable smartphone for everyday use, but it may not satisfy those looking for high-end performance or advanced photography features.
Review
Disclaimer Note
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